To help find the right tool for your specific file, let me know: Is your file a or a 3D animation model ? What operating system (Windows, Mac, etc.) are you using?
If you just need to see what is inside the file without installing heavy software, an online converter can turn a PMD into a PDF or an OBJ (for 3D). Good for document-based PMD files. Link here. pmd file opener link
A quick online pmd file opener link option. Steps to Open PMD Files Method A: Converting to PDF via Converter (Easy) Go to a file converter site like Online-Convert . Upload your .pmd file. Click "Convert" to change it to PDF. Download the converted file to open in any PDF viewer. Method B: Opening in InDesign (Professional) Open Adobe InDesign . Select File -> Open . To help find the right tool for your
Opening PMD Files: How to Access and Convert PageMaker Documents Good for document-based PMD files